/*
    SPDX-FileCopyrightText: 2020 Vlad Zahorodnii <vlad.zahorodnii@kde.org>

    SPDX-License-Identifier: GPL-2.0-or-later
*/

#include "kwin_wayland_test.h"

#include "core/output.h"
#include "core/outputconfiguration.h"
#include "main.h"
#include "pointer_input.h"
#include "screenedge.h"
#include "wayland_server.h"
#include "window.h"
#include "workspace.h"

#include <KWayland/Client/output.h>
#include <KWayland/Client/surface.h>

Q_DECLARE_METATYPE(QMargins)
Q_DECLARE_METATYPE(KWin::Layer)

namespace KWin
{

static const QString s_socketName = QStringLiteral("wayland_test_kwin_layershellv1window-0");

class LayerShellV1WindowTest : public QObject
{
    Q_OBJECT

private Q_SLOTS:
    void initTestCase();
    void init();
    void cleanup();
    void testOutput_data();
    void testOutput();
    void testAnchor_data();
    void testAnchor();
    void testMargins_data();
    void testMargins();
    void testLayer_data();
    void testLayer();
    void testChangeLayer();
    void testPlacementArea_data();
    void testPlacementArea();
    void testPlacementAreaAfterOutputLayoutChange();
    void testFill_data();
    void testFill();
    void testStack();
    void testKeyboardInteractivityNone();
    void testKeyboardInteractivityOnDemand();
    void testActivate_data();
    void testActivate();
    void testUnmap();
    void testScreenEdge_data();
    void testScreenEdge();
};

void LayerShellV1WindowTest::initTestCase()
{
    QSignalSpy applicationStartedSpy(kwinApp(), &Application::started);
    QVERIFY(waylandServer()->init(s_socketName));
    Test::setOutputConfig({
        QRect(0, 0, 1280, 1024),
        QRect(1280, 0, 1280, 1024),
    });

    kwinApp()->start();
    QVERIFY(applicationStartedSpy.wait());
    const auto outputs = workspace()->outputs();
    QCOMPARE(outputs.count(), 2);
    QCOMPARE(outputs[0]->geometry(), QRect(0, 0, 1280, 1024));
    QCOMPARE(outputs[1]->geometry(), QRect(1280, 0, 1280, 1024));
}

void LayerShellV1WindowTest::init()
{
    QVERIFY(Test::setupWaylandConnection(Test::AdditionalWaylandInterface::LayerShellV1 | Test::AdditionalWaylandInterface::ScreenEdgeV1));

    workspace()->setActiveOutput(QPoint(640, 512));
    input()->pointer()->warp(QPoint(640, 512));
}

void LayerShellV1WindowTest::cleanup()
{
    Test::destroyWaylandConnection();
}

void LayerShellV1WindowTest::testOutput_data()
{
    QTest::addColumn<int>("screenId");

    QTest::addRow("first output") << 0;
    QTest::addRow("second output") << 1;
}

void LayerShellV1WindowTest::testOutput()
{
    // Fetch the wl_output object.
    QFETCH(int, screenId);
    KWayland::Client::Output *output = Test::waylandOutputs().value(screenId);
    QVERIFY(output);

    // Create a layer shell surface.
    std::unique_ptr<KWayland::Client::Surface> surface(Test::createSurface());
    std::unique_ptr<Test::LayerSurfaceV1> shellSurface(Test::createLayerSurfaceV1(surface.get(), QStringLiteral("test"), output));

    // Set the initial state of the layer surface.
    shellSurface->set_size(280, 124);
    surface->commit(KWayland::Client::Surface::CommitFlag::None);

    // Wait for the compositor to position the surface.
    QSignalSpy configureRequestedSpy(shellSurface.get(), &Test::LayerSurfaceV1::configureRequested);
    QVERIFY(configureRequestedSpy.wait());
    const QSize requestedSize = configureRequestedSpy.last().at(1).toSize();

    // Map the layer surface.
    shellSurface->ack_configure(configureRequestedSpy.last().at(0).toUInt());
    Window *window = Test::renderAndWaitForShown(surface.get(), requestedSize, Qt::red);
    QVERIFY(window);

    // Verify that the window is on the requested screen.
    QVERIFY(output->geometry().contains(window->frameGeometry().toRect()));

    // Destroy the window.
    shellSurface.reset();
    QVERIFY(Test::waitForWindowClosed(window));
}

void LayerShellV1WindowTest::testAnchor_data()
{
    QTest::addColumn<int>("anchor");
    QTest::addColumn<QRectF>("expectedGeometry");

    QTest::addRow("left") << int(Test::LayerSurfaceV1::anchor_left)
                          << QRectF(0, 450, 280, 124);

    QTest::addRow("top left") << (Test::LayerSurfaceV1::anchor_top | Test::LayerSurfaceV1::anchor_left)
                              << QRectF(0, 0, 280, 124);

    QTest::addRow("top") << int(Test::LayerSurfaceV1::anchor_top)
                         << QRectF(500, 0, 280, 124);

    QTest::addRow("top right") << (Test::LayerSurfaceV1::anchor_top | Test::LayerSurfaceV1::anchor_right)
                               << QRectF(1000, 0, 280, 124);

    QTest::addRow("right") << int(Test::LayerSurfaceV1::anchor_right)
                           << QRectF(1000, 450, 280, 124);

    QTest::addRow("bottom right") << (Test::LayerSurfaceV1::anchor_bottom | Test::LayerSurfaceV1::anchor_right)
                                  << QRectF(1000, 900, 280, 124);

    QTest::addRow("bottom") << int(Test::LayerSurfaceV1::anchor_bottom)
                            << QRectF(500, 900, 280, 124);

    QTest::addRow("bottom left") << (Test::LayerSurfaceV1::anchor_bottom | Test::LayerSurfaceV1::anchor_left)
                                 << QRectF(0, 900, 280, 124);
}

void LayerShellV1WindowTest::testAnchor()
{
    // Create a layer shell surface.
    std::unique_ptr<KWayland::Client::Surface> surface(Test::createSurface());
    std::unique_ptr<Test::LayerSurfaceV1> shellSurface(Test::createLayerSurfaceV1(surface.get(), QStringLiteral("test")));

    // Set the initial state of the layer surface.
    QFETCH(int, anchor);
    shellSurface->set_anchor(anchor);
    shellSurface->set_size(280, 124);
    surface->commit(KWayland::Client::Surface::CommitFlag::None);

    // Wait for the compositor to position the surface.
    QSignalSpy configureRequestedSpy(shellSurface.get(), &Test::LayerSurfaceV1::configureRequested);
    QVERIFY(configureRequestedSpy.wait());
    const QSize requestedSize = configureRequestedSpy.last().at(1).toSize();
    QCOMPARE(requestedSize, QSize(280, 124));

    // Map the layer surface.
    shellSurface->ack_configure(configureRequestedSpy.last().at(0).toUInt());
    Window *window = Test::renderAndWaitForShown(surface.get(), QSize(280, 124), Qt::red);
    QVERIFY(window);

    // Verify that the window is placed at expected location.
    QTEST(window->frameGeometry(), "expectedGeometry");

    // Destroy the window.
    shellSurface.reset();
    QVERIFY(Test::waitForWindowClosed(window));
}

void LayerShellV1WindowTest::testMargins_data()
{
    QTest::addColumn<int>("anchor");
    QTest::addColumn<QMargins>("margins");
    QTest::addColumn<QRectF>("expectedGeometry");

    QTest::addRow("left") << int(Test::LayerSurfaceV1::anchor_left)
                          << QMargins(100, 0, 0, 0)
                          << QRectF(100, 450, 280, 124);

    QTest::addRow("top left") << (Test::LayerSurfaceV1::anchor_top | Test::LayerSurfaceV1::anchor_left)
                              << QMargins(100, 200, 0, 0)
                              << QRectF(100, 200, 280, 124);

    QTest::addRow("top") << int(Test::LayerSurfaceV1::anchor_top)
                         << QMargins(0, 200, 0, 0)
                         << QRectF(500, 200, 280, 124);

    QTest::addRow("top right") << (Test::LayerSurfaceV1::anchor_top | Test::LayerSurfaceV1::anchor_right)
                               << QMargins(0, 200, 300, 0)
                               << QRectF(700, 200, 280, 124);

    QTest::addRow("right") << int(Test::LayerSurfaceV1::anchor_right)
                           << QMargins(0, 0, 300, 0)
                           << QRectF(700, 450, 280, 124);

    QTest::addRow("bottom right") << (Test::LayerSurfaceV1::anchor_bottom | Test::LayerSurfaceV1::anchor_right)
                                  << QMargins(0, 0, 300, 400)
                                  << QRectF(700, 500, 280, 124);

    QTest::addRow("bottom") << int(Test::LayerSurfaceV1::anchor_bottom)
                            << QMargins(0, 0, 0, 400)
                            << QRectF(500, 500, 280, 124);

    QTest::addRow("bottom left") << (Test::LayerSurfaceV1::anchor_bottom | Test::LayerSurfaceV1::anchor_left)
                                 << QMargins(100, 0, 0, 400)
                                 << QRectF(100, 500, 280, 124);
}

void LayerShellV1WindowTest::testMargins()
{
    // Create a layer shell surface.
    std::unique_ptr<KWayland::Client::Surface> surface(Test::createSurface());
    std::unique_ptr<Test::LayerSurfaceV1> shellSurface(Test::createLayerSurfaceV1(surface.get(), QStringLiteral("test")));

    // Set the initial state of the layer surface.
    QFETCH(QMargins, margins);
    QFETCH(int, anchor);
    shellSurface->set_anchor(anchor);
    shellSurface->set_margin(margins.top(), margins.right(), margins.bottom(), margins.left());
    shellSurface->set_size(280, 124);
    surface->commit(KWayland::Client::Surface::CommitFlag::None);

    // Wait for the compositor to position the surface.
    QSignalSpy configureRequestedSpy(shellSurface.get(), &Test::LayerSurfaceV1::configureRequested);
    QVERIFY(configureRequestedSpy.wait());
    const QSize requestedSize = configureRequestedSpy.last().at(1).toSize();

    // Map the layer surface.
    shellSurface->ack_configure(configureRequestedSpy.last().at(0).toUInt());
    Window *window = Test::renderAndWaitForShown(surface.get(), requestedSize, Qt::red);
    QVERIFY(window);

    // Verify that the window is placed at expected location.
    QTEST(window->frameGeometry(), "expectedGeometry");

    // Destroy the window.
    shellSurface.reset();
    QVERIFY(Test::waitForWindowClosed(window));
}

void LayerShellV1WindowTest::testLayer_data()
{
    QTest::addColumn<int>("protocolLayer");
    QTest::addColumn<Layer>("compositorLayer");

    QTest::addRow("overlay") << int(Test::LayerShellV1::layer_overlay) << OverlayLayer;
    QTest::addRow("top") << int(Test::LayerShellV1::layer_top) << AboveLayer;
    QTest::addRow("bottom") << int(Test::LayerShellV1::layer_bottom) << BelowLayer;
    QTest::addRow("background") << int(Test::LayerShellV1::layer_background) << DesktopLayer;
}

void LayerShellV1WindowTest::testLayer()
{
    // Create a layer shell surface.
    std::unique_ptr<KWayland::Client::Surface> surface(Test::createSurface());
    std::unique_ptr<Test::LayerSurfaceV1> shellSurface(Test::createLayerSurfaceV1(surface.get(), QStringLiteral("test")));

    // Set the initial state of the layer surface.
    QFETCH(int, protocolLayer);
    shellSurface->set_layer(protocolLayer);
    shellSurface->set_size(280, 124);
    surface->commit(KWayland::Client::Surface::CommitFlag::None);

    // Wait for the compositor to position the surface.
    QSignalSpy configureRequestedSpy(shellSurface.get(), &Test::LayerSurfaceV1::configureRequested);
    QVERIFY(configureRequestedSpy.wait());
    const QSize requestedSize = configureRequestedSpy.last().at(1).toSize();

    // Map the layer surface.
    shellSurface->ack_configure(configureRequestedSpy.last().at(0).toUInt());
    Window *window = Test::renderAndWaitForShown(surface.get(), requestedSize, Qt::red);
    QVERIFY(window);

    // Verify that the window is placed at expected location.
    QTEST(window->layer(), "compositorLayer");

    // Destroy the window.
    shellSurface.reset();
    QVERIFY(Test::waitForWindowClosed(window));
}

void LayerShellV1WindowTest::testChangeLayer()
{
    // This test verifies that set_layer requests are handled properly after the surface has
    // been mapped on the screen.

    // Create layer shell surfaces.
    std::unique_ptr<KWayland::Client::Surface> surface1(Test::createSurface());
    std::unique_ptr<Test::LayerSurfaceV1> shellSurface1(Test::createLayerSurfaceV1(surface1.get(), QStringLiteral("test")));
    shellSurface1->set_layer(Test::LayerShellV1::layer_bottom);
    shellSurface1->set_size(200, 100);
    surface1->commit(KWayland::Client::Surface::CommitFlag::None);

    std::unique_ptr<KWayland::Client::Surface> surface2(Test::createSurface());
    std::unique_ptr<Test::LayerSurfaceV1> shellSurface2(Test::createLayerSurfaceV1(surface2.get(), QStringLiteral("test")));
    shellSurface2->set_layer(Test::LayerShellV1::layer_bottom);
    shellSurface2->set_size(200, 100);
    surface2->commit(KWayland::Client::Surface::CommitFlag::None);

    // Wait for the compositor to position the surfaces.
    QSignalSpy configureRequestedSpy1(shellSurface1.get(), &Test::LayerSurfaceV1::configureRequested);
    QSignalSpy configureRequestedSpy2(shellSurface2.get(), &Test::LayerSurfaceV1::configureRequested);
    QVERIFY(configureRequestedSpy2.wait());
    const QSize requestedSize1 = configureRequestedSpy1.last().at(1).toSize();
    const QSize requestedSize2 = configureRequestedSpy2.last().at(1).toSize();

    // Map the layer surfaces.
    shellSurface1->ack_configure(configureRequestedSpy1.last().at(0).toUInt());
    Window *window1 = Test::renderAndWaitForShown(surface1.get(), requestedSize1, Qt::red);
    QVERIFY(window1);
    shellSurface2->ack_configure(configureRequestedSpy2.last().at(0).toUInt());
    Window *window2 = Test::renderAndWaitForShown(surface2.get(), requestedSize2, Qt::red);
    QVERIFY(window2);

    // The first layer shell window is stacked below the second one.
    QCOMPARE(workspace()->stackingOrder(), (QList<Window *>{window1, window2}));

    // Move the first layer shell window to the top layer.
    QSignalSpy stackingOrderChangedSpy(workspace(), &Workspace::stackingOrderChanged);
    shellSurface1->set_layer(Test::LayerShellV1::layer_top);
    surface1->commit(KWayland::Client::Surface::CommitFlag::None);
    QVERIFY(stackingOrderChangedSpy.wait());

    // The first layer shell window should be on top now.
    QCOMPARE(workspace()->stackingOrder(), (QList<Window *>{window2, window1}));

    // Destroy the window.
    shellSurface1.reset();
    QVERIFY(Test::waitForWindowClosed(window1));
    shellSurface2.reset();
    QVERIFY(Test::waitForWindowClosed(window2));
}

void LayerShellV1WindowTest::testPlacementArea_data()
{
    QTest::addColumn<int>("anchor");
    QTest::addColumn<QMargins>("margins");
    QTest::addColumn<int>("exclusiveZone");
    QTest::addColumn<int>("exclusiveEdge");
    QTest::addColumn<QRectF>("placementArea");

    QTest::addRow("left") << int(Test::LayerSurfaceV1::anchor_left) << QMargins(0, 0, 0, 0) << 300 << 0 << QRectF(300, 0, 980, 1024);
    QTest::addRow("top") << int(Test::LayerSurfaceV1::anchor_top) << QMargins(0, 0, 0, 0) << 300 << 0 << QRectF(0, 300, 1280, 724);
    QTest::addRow("right") << int(Test::LayerSurfaceV1::anchor_right) << QMargins(0, 0, 0, 0) << 300 << 0 << QRectF(0, 0, 980, 1024);
    QTest::addRow("bottom") << int(Test::LayerSurfaceV1::anchor_bottom) << QMargins(0, 0, 0, 0) << 300 << 0 << QRectF(0, 0, 1280, 724);

    QTest::addRow("top | left") << int(Test::LayerSurfaceV1::anchor_top | Test::LayerSurfaceV1::anchor_left) << QMargins(0, 0, 0, 0) << 300 << 0 << QRectF(0, 0, 1280, 1024);
    QTest::addRow("top | right") << int(Test::LayerSurfaceV1::anchor_top | Test::LayerSurfaceV1::anchor_right) << QMargins(0, 0, 0, 0) << 300 << 0 << QRectF(0, 0, 1280, 1024);
    QTest::addRow("bottom | left") << int(Test::LayerSurfaceV1::anchor_bottom | Test::LayerSurfaceV1::anchor_left) << QMargins(0, 0, 0, 0) << 300 << 0 << QRectF(0, 0, 1280, 1024);
    QTest::addRow("bottom | right") << int(Test::LayerSurfaceV1::anchor_bottom | Test::LayerSurfaceV1::anchor_right) << QMargins(0, 0, 0, 0) << 300 << 0 << QRectF(0, 0, 1280, 1024);

    QTest::addRow("left, negative margin") << int(Test::LayerSurfaceV1::anchor_left) << QMargins(-5, 0, 0, 0) << 300 << 0 << QRectF(295, 0, 985, 1024);
    QTest::addRow("top, negative margin") << int(Test::LayerSurfaceV1::anchor_top) << QMargins(0, -5, 0, 0) << 300 << 0 << QRectF(0, 295, 1280, 729);
    QTest::addRow("right, negative margin") << int(Test::LayerSurfaceV1::anchor_right) << QMargins(0, 0, -5, 0) << 300 << 0 << QRectF(0, 0, 985, 1024);
    QTest::addRow("bottom, negative margin") << int(Test::LayerSurfaceV1::anchor_bottom) << QMargins(0, 0, 0, -5) << 300 << 0 << QRectF(0, 0, 1280, 729);

    QTest::addRow("left, positive margin") << int(Test::LayerSurfaceV1::anchor_left) << QMargins(5, 0, 0, 0) << 300 << 0 << QRectF(305, 0, 975, 1024);
    QTest::addRow("top, positive margin") << int(Test::LayerSurfaceV1::anchor_top) << QMargins(0, 5, 0, 0) << 300 << 0 << QRectF(0, 305, 1280, 719);
    QTest::addRow("right, positive margin") << int(Test::LayerSurfaceV1::anchor_right) << QMargins(0, 0, 5, 0) << 300 << 0 << QRectF(0, 0, 975, 1024);
    QTest::addRow("bottom, positive margin") << int(Test::LayerSurfaceV1::anchor_bottom) << QMargins(0, 0, 0, 5) << 300 << 0 << QRectF(0, 0, 1280, 719);

    QTest::addRow("left + left exclusive edge") << int(Test::LayerSurfaceV1::anchor_left) << QMargins(0, 0, 0, 0) << 300 << int(Test::LayerSurfaceV1::anchor_left) << QRectF(300, 0, 980, 1024);
    QTest::addRow("top + top exclusive edge") << int(Test::LayerSurfaceV1::anchor_top) << QMargins(0, 0, 0, 0) << 300 << int(Test::LayerSurfaceV1::anchor_top) << QRectF(0, 300, 1280, 724);
    QTest::addRow("right + right exclusive edge") << int(Test::LayerSurfaceV1::anchor_right) << QMargins(0, 0, 0, 0) << 300 << int(Test::LayerSurfaceV1::anchor_right) << QRectF(0, 0, 980, 1024);
    QTest::addRow("bottom + bottom exclusive edge") << int(Test::LayerSurfaceV1::anchor_bottom) << QMargins(0, 0, 0, 0) << 300 << int(Test::LayerSurfaceV1::anchor_bottom) << QRectF(0, 0, 1280, 724);

    QTest::addRow("top | left + top exclusive edge") << int(Test::LayerSurfaceV1::anchor_top | Test::LayerSurfaceV1::anchor_left) << QMargins(0, 0, 0, 0) << 300 << int(Test::LayerSurfaceV1::anchor_top) << QRectF(0, 300, 1280, 724);
    QTest::addRow("top | left + left exclusive edge") << int(Test::LayerSurfaceV1::anchor_top | Test::LayerSurfaceV1::anchor_left) << QMargins(0, 0, 0, 0) << 300 << int(Test::LayerSurfaceV1::anchor_left) << QRectF(300, 0, 980, 1024);
    QTest::addRow("top | right + top exclusive edge") << int(Test::LayerSurfaceV1::anchor_top | Test::LayerSurfaceV1::anchor_right) << QMargins(0, 0, 0, 0) << 300 << int(Test::LayerSurfaceV1::anchor_top) << QRectF(0, 300, 1280, 724);
    QTest::addRow("top | right + right exclusive edge") << int(Test::LayerSurfaceV1::anchor_top | Test::LayerSurfaceV1::anchor_right) << QMargins(0, 0, 0, 0) << 300 << int(Test::LayerSurfaceV1::anchor_right) << QRectF(0, 0, 980, 1024);
    QTest::addRow("bottom | left + bottom exclusive edge") << int(Test::LayerSurfaceV1::anchor_bottom | Test::LayerSurfaceV1::anchor_left) << QMargins(0, 0, 0, 0) << 300 << int(Test::LayerSurfaceV1::anchor_bottom) << QRectF(0, 0, 1280, 724);
    QTest::addRow("bottom | left + left exclusive edge") << int(Test::LayerSurfaceV1::anchor_bottom | Test::LayerSurfaceV1::anchor_left) << QMargins(0, 0, 0, 0) << 300 << int(Test::LayerSurfaceV1::anchor_left) << QRectF(300, 0, 980, 1024);
    QTest::addRow("bottom | right + bottom exclusive edge") << int(Test::LayerSurfaceV1::anchor_bottom | Test::LayerSurfaceV1::anchor_right) << QMargins(0, 0, 0, 0) << 300 << int(Test::LayerSurfaceV1::anchor_bottom) << QRectF(0, 0, 1280, 724);
    QTest::addRow("bottom | right + right exclusive edge") << int(Test::LayerSurfaceV1::anchor_bottom | Test::LayerSurfaceV1::anchor_right) << QMargins(0, 0, 0, 0) << 300 << int(Test::LayerSurfaceV1::anchor_right) << QRectF(0, 0, 980, 1024);
}

void LayerShellV1WindowTest::testPlacementArea()
{
    // Create a layer shell surface.
    std::unique_ptr<KWayland::Client::Surface> surface(Test::createSurface());
    std::unique_ptr<Test::LayerSurfaceV1> shellSurface(Test::createLayerSurfaceV1(surface.get(), QStringLiteral("test")));

    // Set the initial state of the layer surface.
    QFETCH(int, anchor);
    QFETCH(QMargins, margins);
    QFETCH(int, exclusiveZone);
    QFETCH(int, exclusiveEdge);
    shellSurface->set_anchor(anchor);
    shellSurface->set_margin(margins.top(), margins.right(), margins.bottom(), margins.left());
    shellSurface->set_exclusive_zone(exclusiveZone);
    shellSurface->set_exclusive_edge(exclusiveEdge);
    shellSurface->set_size(280, 124);
    surface->commit(KWayland::Client::Surface::CommitFlag::None);

    // Wait for the compositor to position the surface.
    QSignalSpy configureRequestedSpy(shellSurface.get(), &Test::LayerSurfaceV1::configureRequested);
    QVERIFY(configureRequestedSpy.wait());
    const QSize requestedSize = configureRequestedSpy.last().at(1).toSize();

    // Map the layer surface.
    shellSurface->ack_configure(configureRequestedSpy.last().at(0).toUInt());
    Window *window = Test::renderAndWaitForShown(surface.get(), requestedSize, Qt::red);
    QVERIFY(window);

    // Verify that the work area has been adjusted.
    QTEST(workspace()->clientArea(PlacementArea, window), "placementArea");

    // Destroy the window.
    shellSurface.reset();
    QVERIFY(Test::waitForWindowClosed(window));
}

void LayerShellV1WindowTest::testPlacementAreaAfterOutputLayoutChange()
{
    // This test verifies that layer shell windows correctly react to output layout changes.

    // The output where the layer surface should be placed.
    Output *output = workspace()->activeOutput();

    // Create a layer surface with an exclusive zone.
    std::unique_ptr<KWayland::Client::Surface> surface(Test::createSurface());
    std::unique_ptr<Test::LayerSurfaceV1> shellSurface(Test::createLayerSurfaceV1(surface.get(), QStringLiteral("dock"), Test::waylandOutput(output->name())));
    shellSurface->set_layer(Test::LayerShellV1::layer_top);
    shellSurface->set_anchor(Test::LayerSurfaceV1::anchor_bottom);
    shellSurface->set_size(100, 50);
    shellSurface->set_exclusive_edge(Test::LayerSurfaceV1::anchor_bottom);
    shellSurface->set_exclusive_zone(50);
    surface->commit(KWayland::Client::Surface::CommitFlag::None);

    // Wait for the compositor to position the layer surface.
    QSignalSpy configureRequestedSpy(shellSurface.get(), &Test::LayerSurfaceV1::configureRequested);
    QVERIFY(configureRequestedSpy.wait());
    shellSurface->ack_configure(configureRequestedSpy.last().at(0).toUInt());
    Window *window = Test::renderAndWaitForShown(surface.get(), configureRequestedSpy.last().at(1).toSize(), Qt::red);
    QVERIFY(window);
    QCOMPARE(workspace()->clientArea(PlacementArea, window), output->geometry().adjusted(0, 0, 0, -50));

    // Move the output 100px down.
    OutputConfiguration config1;
    {
        auto changeSet = config1.changeSet(output);
        changeSet->pos = output->geometry().topLeft() + QPoint(0, 100);
    }
    workspace()->applyOutputConfiguration(config1);
    QCOMPARE(workspace()->clientArea(PlacementArea, window), output->geometry().adjusted(0, 0, 0, -50));

    // Move the output back to its original position.
    OutputConfiguration config2;
    {
        auto changeSet = config2.changeSet(output);
        changeSet->pos = output->geometry().topLeft() - QPoint(0, 100);
    }
    workspace()->applyOutputConfiguration(config2);
    QCOMPARE(workspace()->clientArea(PlacementArea, window), output->geometry().adjusted(0, 0, 0, -50));

    // Destroy the window.
    shellSurface.reset();
    QVERIFY(Test::waitForWindowClosed(window));
}

void LayerShellV1WindowTest::testFill_data()
{
    QTest::addColumn<int>("anchor");
    QTest::addColumn<QSize>("desiredSize");
    QTest::addColumn<QRectF>("expectedGeometry");

    QTest::addRow("horizontal") << (Test::LayerSurfaceV1::anchor_left | Test::LayerSurfaceV1::anchor_right)
                                << QSize(0, 124)
                                << QRectF(0, 450, 1280, 124);

    QTest::addRow("vertical") << (Test::LayerSurfaceV1::anchor_top | Test::LayerSurfaceV1::anchor_bottom)
                              << QSize(280, 0)
                              << QRectF(500, 0, 280, 1024);

    QTest::addRow("all") << (Test::LayerSurfaceV1::anchor_left | Test::LayerSurfaceV1::anchor_top | Test::LayerSurfaceV1::anchor_right | Test::LayerSurfaceV1::anchor_bottom)
                         << QSize(0, 0)
                         << QRectF(0, 0, 1280, 1024);
}

void LayerShellV1WindowTest::testFill()
{
    // Create a layer shell surface.
    std::unique_ptr<KWayland::Client::Surface> surface(Test::createSurface());
    std::unique_ptr<Test::LayerSurfaceV1> shellSurface(Test::createLayerSurfaceV1(surface.get(), QStringLiteral("test")));

    // Set the initial state of the layer surface.
    QFETCH(int, anchor);
    QFETCH(QSize, desiredSize);
    shellSurface->set_anchor(anchor);
    shellSurface->set_size(desiredSize.width(), desiredSize.height());
    surface->commit(KWayland::Client::Surface::CommitFlag::None);

    // Wait for the compositor to position the surface.
    QSignalSpy configureRequestedSpy(shellSurface.get(), &Test::LayerSurfaceV1::configureRequested);
    QVERIFY(configureRequestedSpy.wait());
    const QSize requestedSize = configureRequestedSpy.last().at(1).toSize();

    // Map the layer surface.
    shellSurface->ack_configure(configureRequestedSpy.last().at(0).toUInt());
    Window *window = Test::renderAndWaitForShown(surface.get(), requestedSize, Qt::red);
    QVERIFY(window);

    // Verify that the window is placed at expected location.
    QTEST(window->frameGeometry(), "expectedGeometry");

    // Destroy the window.
    shellSurface.reset();
    QVERIFY(Test::waitForWindowClosed(window));
}

void LayerShellV1WindowTest::testStack()
{
    // Create a layer shell surface.
    std::unique_ptr<KWayland::Client::Surface> surface1(Test::createSurface());
    std::unique_ptr<Test::LayerSurfaceV1> shellSurface1(Test::createLayerSurfaceV1(surface1.get(), QStringLiteral("test")));

    std::unique_ptr<KWayland::Client::Surface> surface2(Test::createSurface());
    std::unique_ptr<Test::LayerSurfaceV1> shellSurface2(Test::createLayerSurfaceV1(surface2.get(), QStringLiteral("test")));

    // Set the initial state of the layer surface.
    shellSurface1->set_anchor(Test::LayerSurfaceV1::anchor_left);
    shellSurface1->set_size(80, 124);
    shellSurface1->set_exclusive_zone(80);
    surface1->commit(KWayland::Client::Surface::CommitFlag::None);

    shellSurface2->set_anchor(Test::LayerSurfaceV1::anchor_left);
    shellSurface2->set_size(200, 124);
    shellSurface2->set_exclusive_zone(200);
    surface2->commit(KWayland::Client::Surface::CommitFlag::None);

    // Wait for the compositor to position the surfaces.
    QSignalSpy configureRequestedSpy1(shellSurface1.get(), &Test::LayerSurfaceV1::configureRequested);
    QSignalSpy configureRequestedSpy2(shellSurface2.get(), &Test::LayerSurfaceV1::configureRequested);
    QVERIFY(configureRequestedSpy2.wait());
    const QSize requestedSize1 = configureRequestedSpy1.last().at(1).toSize();
    const QSize requestedSize2 = configureRequestedSpy2.last().at(1).toSize();

    // Map the layer surface.
    shellSurface1->ack_configure(configureRequestedSpy1.last().at(0).toUInt());
    Window *window1 = Test::renderAndWaitForShown(surface1.get(), requestedSize1, Qt::red);
    QVERIFY(window1);

    shellSurface2->ack_configure(configureRequestedSpy2.last().at(0).toUInt());
    Window *window2 = Test::renderAndWaitForShown(surface2.get(), requestedSize2, Qt::red);
    QVERIFY(window2);

    // Check that the second layer surface is placed next to the first.
    QCOMPARE(window1->frameGeometry(), QRect(0, 450, 80, 124));
    QCOMPARE(window2->frameGeometry(), QRect(80, 450, 200, 124));

    // Check that the work area has been adjusted accordingly.
    QCOMPARE(workspace()->clientArea(PlacementArea, window1), QRect(280, 0, 1000, 1024));
    QCOMPARE(workspace()->clientArea(PlacementArea, window2), QRect(280, 0, 1000, 1024));

    // Destroy the window.
    shellSurface1.reset();
    QVERIFY(Test::waitForWindowClosed(window1));
    shellSurface2.reset();
    QVERIFY(Test::waitForWindowClosed(window2));
}

void LayerShellV1WindowTest::testKeyboardInteractivityNone()
{
    // Create a layer shell surface.
    std::unique_ptr<KWayland::Client::Surface> surface(Test::createSurface());
    std::unique_ptr<Test::LayerSurfaceV1> shellSurface(Test::createLayerSurfaceV1(surface.get(), QStringLiteral("test")));

    // Set the initial state of the layer surface.
    shellSurface->set_keyboard_interactivity(0);
    shellSurface->set_size(100, 50);
    surface->commit(KWayland::Client::Surface::CommitFlag::None);

    // Wait for the compositor to position the surface.
    QSignalSpy configureRequestedSpy(shellSurface.get(), &Test::LayerSurfaceV1::configureRequested);
    QVERIFY(configureRequestedSpy.wait());
    const QSize requestedSize = configureRequestedSpy.last().at(1).toSize();

    // Map the layer surface.
    shellSurface->ack_configure(configureRequestedSpy.last().at(0).toUInt());
    Window *window = Test::renderAndWaitForShown(surface.get(), requestedSize, Qt::red);
    QVERIFY(window);
    QVERIFY(!window->isActive());

    // Try to activate the surface.
    workspace()->activateWindow(window);
    QVERIFY(!window->isActive());

    // Destroy the window.
    shellSurface.reset();
    QVERIFY(Test::waitForWindowClosed(window));
}

void LayerShellV1WindowTest::testKeyboardInteractivityOnDemand()
{
    // Create a layer shell surface.
    std::unique_ptr<KWayland::Client::Surface> surface1(Test::createSurface());
    std::unique_ptr<Test::LayerSurfaceV1> shellSurface1(Test::createLayerSurfaceV1(surface1.get(), QStringLiteral("test")));
    shellSurface1->set_keyboard_interactivity(1);
    shellSurface1->set_size(280, 124);
    surface1->commit(KWayland::Client::Surface::CommitFlag::None);

    QSignalSpy configureRequestedSpy1(shellSurface1.get(), &Test::LayerSurfaceV1::configureRequested);
    QVERIFY(configureRequestedSpy1.wait());
    const QSize requestedSize1 = configureRequestedSpy1.last().at(1).toSize();
    shellSurface1->ack_configure(configureRequestedSpy1.last().at(0).toUInt());
    Window *window1 = Test::renderAndWaitForShown(surface1.get(), requestedSize1, Qt::red);
    QVERIFY(window1);
    QVERIFY(window1->isActive());

    // Create the second layer shell surface.
    std::unique_ptr<KWayland::Client::Surface> surface2(Test::createSurface());
    std::unique_ptr<Test::LayerSurfaceV1> shellSurface2(Test::createLayerSurfaceV1(surface2.get(), QStringLiteral("test")));
    shellSurface2->set_keyboard_interactivity(1);
    shellSurface2->set_size(280, 124);
    surface2->commit(KWayland::Client::Surface::CommitFlag::None);

    QSignalSpy configureRequestedSpy2(shellSurface2.get(), &Test::LayerSurfaceV1::configureRequested);
    QVERIFY(configureRequestedSpy2.wait());
    const QSize requestedSize2 = configureRequestedSpy2.last().at(1).toSize();
    shellSurface2->ack_configure(configureRequestedSpy2.last().at(0).toUInt());
    Window *window2 = Test::renderAndWaitForShown(surface2.get(), requestedSize2, Qt::red);
    QVERIFY(window2);
    QVERIFY(window2->isActive());
    QVERIFY(!window1->isActive());

    // Activate the first surface.
    workspace()->activateWindow(window1);
    QVERIFY(window1->isActive());
    QVERIFY(!window2->isActive());

    // Destroy the window.
    shellSurface1.reset();
    QVERIFY(Test::waitForWindowClosed(window1));
    shellSurface2.reset();
    QVERIFY(Test::waitForWindowClosed(window2));
}

void LayerShellV1WindowTest::testActivate_data()
{
    QTest::addColumn<int>("layer");
    QTest::addColumn<bool>("active");

    QTest::addRow("overlay") << int(Test::LayerShellV1::layer_overlay) << true;
    QTest::addRow("top") << int(Test::LayerShellV1::layer_top) << true;
    QTest::addRow("bottom") << int(Test::LayerShellV1::layer_bottom) << false;
    QTest::addRow("background") << int(Test::LayerShellV1::layer_background) << false;
}

void LayerShellV1WindowTest::testActivate()
{
    // Create a layer shell surface.
    std::unique_ptr<KWayland::Client::Surface> surface(Test::createSurface());
    std::unique_ptr<Test::LayerSurfaceV1> shellSurface(Test::createLayerSurfaceV1(surface.get(), QStringLiteral("test")));

    // Set the initial state of the layer surface.
    QFETCH(int, layer);
    shellSurface->set_layer(layer);
    shellSurface->set_size(280, 124);
    surface->commit(KWayland::Client::Surface::CommitFlag::None);

    // Wait for the compositor to position the surface.
    QSignalSpy configureRequestedSpy(shellSurface.get(), &Test::LayerSurfaceV1::configureRequested);
    QVERIFY(configureRequestedSpy.wait());
    const QSize requestedSize = configureRequestedSpy.last().at(1).toSize();

    // Map the layer surface.
    shellSurface->ack_configure(configureRequestedSpy.last().at(0).toUInt());
    Window *window = Test::renderAndWaitForShown(surface.get(), requestedSize, Qt::red);
    QVERIFY(window);
    QVERIFY(!window->isActive());

    // Try to activate the layer surface.
    shellSurface->set_keyboard_interactivity(1);
    surface->commit(KWayland::Client::Surface::CommitFlag::None);

    QSignalSpy activeChangedSpy(window, &Window::activeChanged);
    QTEST(activeChangedSpy.wait(1000), "active");

    // Destroy the window.
    shellSurface.reset();
    QVERIFY(Test::waitForWindowClosed(window));
}

void LayerShellV1WindowTest::testUnmap()
{
    // Create a layer shell surface.
    std::unique_ptr<KWayland::Client::Surface> surface(Test::createSurface());
    std::unique_ptr<Test::LayerSurfaceV1> shellSurface(Test::createLayerSurfaceV1(surface.get(), QStringLiteral("test")));

    // Set the initial state of the layer surface.
    shellSurface->set_size(280, 124);
    surface->commit(KWayland::Client::Surface::CommitFlag::None);

    // Wait for the compositor to position the surface.
    QSignalSpy configureRequestedSpy(shellSurface.get(), &Test::LayerSurfaceV1::configureRequested);
    QVERIFY(configureRequestedSpy.wait());

    // Map the layer surface.
    shellSurface->ack_configure(configureRequestedSpy.last().at(0).toUInt());
    Window *window = Test::renderAndWaitForShown(surface.get(), QSize(280, 124), Qt::red);
    QVERIFY(window);

    // Unmap the layer surface.
    surface->attachBuffer(KWayland::Client::Buffer::Ptr());
    surface->commit(KWayland::Client::Surface::CommitFlag::None);
    QVERIFY(Test::waitForWindowClosed(window));

    // Notify the compositor that we want to map the layer surface.
    shellSurface->set_size(280, 124);
    surface->commit(KWayland::Client::Surface::CommitFlag::None);

    // Wait for the configure event.
    QVERIFY(configureRequestedSpy.wait());

    // Map the layer surface back.
    shellSurface->ack_configure(configureRequestedSpy.last().at(0).toUInt());
    window = Test::renderAndWaitForShown(surface.get(), QSize(280, 124), Qt::red);
    QVERIFY(window);

    // Destroy the window.
    shellSurface.reset();
    QVERIFY(Test::waitForWindowClosed(window));
}

void LayerShellV1WindowTest::testScreenEdge_data()
{
    QTest::addColumn<QMargins>("margins");

    QTest::addRow("normal") << QMargins(0, 0, 0, 0);
    QTest::addRow("with margin") << QMargins(0, 0, 0, 10);
}

void LayerShellV1WindowTest::testScreenEdge()
{
    auto config = kwinApp()->config();
    config->group(QStringLiteral("Windows")).writeEntry("ElectricBorderDelay", 75);
    config->sync();
    workspace()->slotReconfigure();

    // Create a layer shell surface.
    std::unique_ptr<KWayland::Client::Surface> surface(Test::createSurface());
    std::unique_ptr<Test::LayerSurfaceV1> shellSurface(Test::createLayerSurfaceV1(surface.get(), QStringLiteral("test")));
    std::unique_ptr<Test::AutoHideScreenEdgeV1> screenEdge(Test::createAutoHideScreenEdgeV1(surface.get(), Test::ScreenEdgeManagerV1::border_bottom));

    // Set the initial state of the layer surface.
    QFETCH(QMargins, margins);
    shellSurface->set_layer(Test::LayerShellV1::layer_top);
    shellSurface->set_anchor(Test::LayerSurfaceV1::anchor_bottom);
    shellSurface->set_size(100, 50);
    shellSurface->set_margin(margins.top(), margins.right(), margins.bottom(), margins.left());
    surface->commit(KWayland::Client::Surface::CommitFlag::None);

    // Wait for the compositor to position the surface.
    QSignalSpy configureRequestedSpy(shellSurface.get(), &Test::LayerSurfaceV1::configureRequested);
    QVERIFY(configureRequestedSpy.wait());
    const QSize requestedSize = configureRequestedSpy.last().at(1).toSize();

    // Map the layer surface.
    shellSurface->ack_configure(configureRequestedSpy.last().at(0).toUInt());
    Window *window = Test::renderAndWaitForShown(surface.get(), requestedSize, Qt::red);
    QVERIFY(window);
    QVERIFY(!window->isActive());

    QSignalSpy windowShowSpy(window, &Window::windowShown);
    QSignalSpy windowHiddenSpy(window, &Window::windowHidden);
    quint32 timestamp = 0;

    // The layer surface will be hidden and shown when the screen edge is activated or deactivated.
    {
        screenEdge->activate();
        QVERIFY(windowHiddenSpy.wait());
        QVERIFY(!window->isShown());

        screenEdge->deactivate();
        QVERIFY(windowShowSpy.wait());
        QVERIFY(window->isShown());
    }

    // The layer surface will be shown when the screen edge is triggered.
    {
        screenEdge->activate();
        QVERIFY(windowHiddenSpy.wait());
        QVERIFY(!window->isShown());

        Test::pointerMotion(QPointF(640, 1023), timestamp);
        timestamp += 160;
        Test::pointerMotion(QPointF(640, 1023), timestamp);
        timestamp += 160;
        Test::pointerMotion(QPointF(640, 512), timestamp);
        QVERIFY(windowShowSpy.wait());
        QVERIFY(window->isShown());
    }

    // The approaching state will be reset if the window is shown manually.
    {
        QSignalSpy approachingSpy(workspace()->screenEdges(), &ScreenEdges::approaching);
        screenEdge->activate();
        QVERIFY(windowHiddenSpy.wait());
        QVERIFY(!window->isShown());

        Test::pointerMotion(QPointF(640, 1020), timestamp++);
        QVERIFY(approachingSpy.last().at(1).toReal() == 0.0);
        Test::pointerMotion(QPointF(640, 1021), timestamp++);
        QVERIFY(approachingSpy.last().at(1).toReal() != 0.0);

        screenEdge->deactivate();
        QVERIFY(windowShowSpy.wait());
        QVERIFY(window->isShown());
        QVERIFY(approachingSpy.last().at(1).toReal() == 0.0);

        Test::pointerMotion(QPointF(640, 512), timestamp++);
    }

    // The layer surface will be shown when the screen edge is destroyed.
    {
        screenEdge->activate();
        QVERIFY(windowHiddenSpy.wait());
        QVERIFY(!window->isShown());

        screenEdge.reset();
        QVERIFY(windowShowSpy.wait());
        QVERIFY(window->isShown());
    }
}

} // namespace KWin

WAYLANDTEST_MAIN(KWin::LayerShellV1WindowTest)
#include "layershellv1window_test.moc"
